Demonstrators cover their faces and disperse after tear gas was fired during clashes with Greek riot police during a protest against the visit of the US president in Athens on November 15, 2016. US President Barack Obama is in Greece on a two-day official visit. (Photo by Aris Messinis/AFP Photo)

An Arab boy scout plays music during a procession parade to St. George church during a feast to commemorate the bringing of the remains of the great martyr St. George to Lod, Israel, Wednesday, November 16, 2016. Jerusalem's Greek Patriarch believes the church contains the tomb of St. George. (Photo by Ariel Schalit/AP Photo)

This picture taken on November 12, 2016 shows a dove-shaped hot air balloon being released during the Tazaungdaing Lighting Festival at Taunggyi in Myanmar's northeastern Shan State. (Photo by Ye Aung Thu/AFP Photo)

This picture taken on November 12, 2016 shows a participant lighting small lanterns attached to a hot-air balloon during the Tazaungdaing Lighting Festival at Taunggyi in Myanmar's northeastern Shan State. The skies of central Myanmar were set ablaze this week with the beginning of the Taunggyi fire balloon festival, one of the most beautiful and dangerous celebrations in Asia. Brightly coloured balloons with hundreds of homemade fireworks woven into their frames are sent soaring into the night sky, showering down cascades of sparks onto adoring crowds. (Photo by Ye Aung Thu/AFP Photo)

This picture taken on November 12, 2016 shows fireworks being ignited while carried off by a hot air balloon during the Tazaungdaing Lighting Festival at Taunggyi in Myanmar's northeastern Shan State. (Photo by Ye Aung Thu/AFP Photo)

This picture taken on November 12, 2016 shows participants preparing to release a hot-air balloon carrying small lanterns during the Tazaungdaing Lighting Festival at Taunggyi in Myanmar's northeastern Shan State. (Photo by Ye Aung Thu/AFP Photo)

Firefighters work after a fireworks-laden hot-air balloon ignited near a car before the balloon had reached a sufficient height during the closing ceremony of the Tazaungdaing Festival at Taunggyi, in Myanmar's northeastern Shan State, on November 15, 2016. (Photo by Ye Aung Thu/AFP Photo)

In this Friday, November 11, 2016 photo, Mehdi Ghadyanloo, from Tehran, Iran, poses with his mural, “Spaces of Hope”, on the Rose Kennedy Greenway in Boston. The mural artwork is a stunning expression of optimism that he hopes can lead to better understanding between the peoples of the two nations. (Photo by Bill Sikes/AP Photo)

Women and children attend a program for malnourished children sponsored by the World Food Program at a Health Center in Mbau, Eastern D. R.Congo, on November 15, 2016. Malnutrition is very common in D. R.Congo and the problem has been amplified lately in the Mbau area by the influx of displaced people fleeing a surge in violence. (Photo by Eduardo Soteras/AFP Photo)

A car bomb explodes next to Iraqi special forces armored vehicles as they advance towards Islamic State held territory in Mosul, Iraq, Wednesday, November 16, 2016. Troops have established a foothold in the city's east from where they are driving northward into the Tahrir neighborhood. The families in Tahrir are leaving their homes to flee the fighting. (Photo by Felipe Dana/AP Photo)

Schoolchildren look at a lifelike animatronics display of a dinosaur at the dinosaur-themed Zoo-rassic Park in Singapore on November 16, 2016. To raise awareness on the sixth mass extinction, the Singapore Zoo and River Safari displayed lifelike dinosaur animatronics where visitors can trail along the Dinosaur Valley which does not involve living animals. (Photo by Roslan Rahman/AFP Photo)

A Pakistani migrant sits in a makeshift shelter in an abandoned warehouse in Belgrade on November 16, 2016. Hundreds of thousands of migrants had passed through Serbia in 2015 and early 2016. This road trough the Balkans had been closed in March after the borders of several countries, including Croatia, had been closed for migrants. (Photo by Andrej Isakovic/AFP Photo)

Demonstrators in New York gather to protest against plans to pass the Dakota Access pipeline near the Standing Rock Indian Reservation in North Dakota, U.S., November 15, 2016. (Photo by Shannon Stapleton/Reuters)

China's Politburo Standing Committee member Liu Yunshan attends the opening ceremony of the third annual World Internet Conference in Wuzhen town of Jiaxing, Zhejiang province, China November 16, 2016. (Photo by Aly Song/Reuters)

A protester, participating in a “cleaning the road around the presidential Blue House” activity criticizing South Korean President Park Geun-hye, runs to avoid policemen who try to stop him while protesters make their way towards the presidential Blue House in central Seoul, South Korea, November 16, 2016. (Photo by Kim Kyung-Hoon/Reuters)

Afghan firefighters wash the road at the site of a suicide bombing in Kabul, Afghanistan, November 16, 2016. (Photo by Mohammad Ismail/Reuters)

A man is battered by a wave as he walks along the seafront in New Brighton, northern England November 16, 2016. (Photo by Phil Noble/Reuters)

A man is battered by a wave as he walks along the seafront in New Brighton, northern England November 16, 2016. (Photo by Phil Noble/Reuters)

A man is battered by a wave as he walks along the seafront in New Brighton, northern England November 16, 2016. (Photo by Phil Noble/Reuters)

Waves break along the seafront in New Brighton, northern England November 16, 2016. (Photo by Phil Noble/Reuters)

A woman is battered by a wave as he walks along the seafront in New Brighton, northern England November 16, 2016. (Photo by Phil Noble/Reuters)

Pope Francis is greeted by people dressed in traditional Mexican outfits during his general audience in Saint Peter's Square at the Vatican, November 16, 2016. (Photo by Alessandro Bianchi/Reuters)

A man walks past the artwork “Infinity Head” by U.S. street artist Mark Jenkins at the Cologne Fine Art fair, in Cologne, Germany, November 16, 2016. (Photo by Wolfgang Rattay/Reuters)

A gallerist adjusts walking sticks from the 19th century decorated with various sculptures made of ivory at the Cologne Fine Art fair, in Cologne, Germany, November 16, 2016.. (Photo by Wolfgang Rattay/Reuters)

Turkish President Tayyip Erdogan reviews a guard of honour upon his depature from Esenboga airport in Ankara, Turkey, November 16, 2016. (Photo by Kayhan Ozer/Reuters/Presidential Palace)

U.S. President Barack Obama tours the Acropolis Museum in Athens, Greece November 16, 2016. (Photo by Kevin Lamarque/Reuters)

A bus stop is seen in the village of Medvedivka, Zhytomyr region, Ukraine November 11, 2016. (Photo by Gleb Garanich/Reuters)

People wait for the bus at a bus stop in the village of Guyva, Zhytomyr region, Ukraine November 11, 2016. (Photo by Gleb Garanich/Reuters)

A woman waits for a bus at a bus stop in the village of Khazhyn, Zhytomyr region, Ukraine November 11, 2016. (Photo by Gleb Garanich/Reuters)

Rome's Mayor Virginia Raggi poses in the ancient Circus Maximus reopened to the public after restoration in Rome, Italy November 16, 2016. (Photo by Max Rossi/Reuters)

Crew member of the International Space Station (ISS) expedition 50/51 Peggy Whitson of the U.S. speaks behind a glass wall during a news conference before a launch to the ISS scheduled on November 17, at the Baikonur cosmodrome in Kazakhstan, November 16, 2016. (Photo by Shamil Zhumatov/Reuters)

The International Space Station (ISS) expedition 50/51 main and backup crews attend a news conference behind a glass wall at the Baikonur cosmodrome in Kazakhstan, November 16, 2016. (Photo by Shamil Zhumatov/Reuters)

Crew member of the International Space Station (ISS) expedition 50/51 Thomas Pesquet of France salutes while standing behind a glass wall during a news conference before a launch to the ISS scheduled on November 17, at the Baikonur cosmodrome in Kazakhstan, November 16, 2016. (Photo by Shamil Zhumatov/Reuters)

Pedestrians cross the street behind a billboard showing a pictures of US president-elect Donald Trump and Russian President Vladimir Putin in Danilovgrad, Montenegro, November 16. 2016. (Photo by Stevo Vasiljevic/Reuters)

Human skeleton bones discovered in a previously unknown Anglo-Saxon cemetery in Norfolk are seen at the offices of MOLA (Museum of London Archaeology) in Northampton, central England November 16, 2016. (Photo by Eddie Keogh/Reuters)

A rocket is fired during military exercises in Bahawalpure, Pakistan, November 16, 2016. (Photo by Reuters/Stringer)

Remains of wall panels and colossal statues of winged bulls, destroyed by Islamic State militants are seen in the Assyrian city of Nimrud eastern bank of the Tigris River, south of Mosul, Iraq, November 16, 2016. (Photo by Ari Jalal/Reuters)

Remains of wall panels and colossal statues of winged bulls, destroyed by Islamic State militants are seen in the Assyrian city of Nimrud eastern bank of the Tigris River, south of Mosul, Iraq, November 16, 2016. (Photo by Ari Jalal/Reuters)

Remains of wall panels and colossal statues of winged bulls, destroyed by Islamic State militants are seen in the Assyrian city of Nimrud eastern bank of the Tigris River, south of Mosul, Iraq, November 16, 2016. (Photo by Ari Jalal/Reuters)

Guard covers his face from smoke during a fire at Larcomar mall in Lima, Peru, November 16, 2016. (Photo by Guadalupe Pardo/Reuters)

Fighters of Libyan forces allied with the U.N.-backed government gather at the front line of fighting with Islamic State militants in Ghiza Bahriya district in Sirte, Libya November 16, 2016. (Photo by Ayman Sahely/Reuters)

Fighters of Libyan forces allied with the U.N.-backed government gather at the front line of fighting with Islamic State militants in Ghiza Bahriya district in Sirte, Libya November 16, 2016. (Photo by Ayman Sahely/Reuters)

Fighters of Libyan forces allied with the U.N.-backed government gather at the front line of fighting with Islamic State militants in Ghiza Bahriya district in Sirte, Libya November 16, 2016. (Photo by Ayman Sahely/Reuters)

Juan Pedro, 32, sits on a chair while waiting for paramedics to transport him to a hospital in Guadalajara, to undergo treatment in order to shed excess from his 500-kilo weight, in Aguascalientes, Mexico, November 15, 2016. (Photo by Liberto Urena/Reuters)

Unemployed Andres Mateo, 40, opens the cover of a coffin as he exhumes a body from a niche while he is observed by examiners during a practical test to get a job as grave-digger between other 50 aspirants, called by the town hall at the cemetery of San Lorenzo in Ronda, southern Spain, November 16, 2016. (Photo by Jon Nazca/Reuters)

Unemployed Francisco Pimentel, 37, breaks a coffin after exhuming a body from a niche while he is observed by examiners (not pictured) during a practical test to get a job as grave-digger between other 50 aspirants, called by the town hall at the cemetery of San Lorenzo in Ronda, southern Spain, November 16, 2016. (Photo by Jon Nazca/Reuters)

Unemployed David Marquez, 35, stands after exhuming a body from a niche during a practical test to get a job as grave-digger between other 50 aspirants, called by the town hall at the cemetery of San Lorenzo in Ronda, southern Spain, November 16, 2016. (Photo by Jon Nazca/Reuters)

Mara Salvatrucha (MS-13) gang members wait to be escorted upon their arrival at the maximum security jail in Zacatecoluca, El Salvador, November 16, 2016. (Photo by Jose Cabezas/Reuters)

Mara Salvatrucha (MS-13) gang members wait to be escorted upon their arrival at the maximum security jail in Zacatecoluca, El Salvador, November 16, 2016. (Photo by Jose Cabezas/Reuters)

Mara Salvatrucha (MS-13) gang members are escorted upon their arrival at the maximum security jail in Zacatecoluca, El Salvador, November 16, 2016. (Photo by Jose Cabezas/Reuters)

Demonstrators in favor of a military intervention in Brazil are removed after they invaded the lower house plenary session in Brasilia, Brazil, November 16, 2016. (Photo by Adriano Machado/Reuters)

People look at a burned bus near a protest against the Rio de Janeiro state government and a plan that will limit public spending in Rio de Janeiro, Brazil, November 16, 2016. (Photo by Ricardo Moraes/Reuters)

Demonstrators in favor of a military intervention in Brazil clash with the police in front of National Congress after they invaded the lower house plenary session in Brasilia, Brazil, November 16, 2016. (Photo by Adriano Machado/Reuters)

A man clashes riot police during a civil servant protest against the Rio de Janeiro state government and a plan that will limit public spending in front of the State Assembly of Rio de Janeiro, Brazil, November 16, 2016. (Photo by Ricardo Moraes/Reuters)

A woman looks at a burned bus near a protest against the Rio de Janeiro state government and a plan that will limit public spending in Rio de Janeiro, Brazil, November 16, 2016. (Photo by Ricardo Moraes/Reuters)

Emergency services officers inspect the damage caused to Rotherham Road near Waiau town, some 90 kms to the south of Kaikoura, on November 16, 2016, after an earthquake hit New Zealand just after midnight on Monday. Rescue efforts after a devastating earthquake in New Zealand intensified on November 16 as a fleet of international warships began arriving in the disaster zone. (Photo by Matias Delacroix/AFP Photo)

A woman photographs the Brandenburg Gate and the statue “The Crier” by Gerhard Marcks on a foggy morning in Berlin Wednesday, November 16, 2016. (Photo by Kay Nietfeld/DPA via AP Photo)

A Mexican man wearing a pre-hispanic costume walk next to the Kukulkan pyramid at the Chichen Itza archaeological park, in Yucatan state, Mexico on December 20, 2012. A pyramidal structure that could be from the 550 to 800 A.D. was found inside the Kukulkan temple, Mexican archaeologists and engineers said on November 16, 2016. (Photo by Pedro Pardo/AFP Photo)

A woman walks with two buckets to wait for a water bowser to arrive near her neighborhood in La Paz, Bolivia, Wednesday, November 16, 2016. Bolivia's President Evo Morales asks for forgiveness from La Paz residents for the water shortages caused by the worst drought in 25 years and acknowledged that there will be no immediate solutions. (Photo by Juan Karita/AP Photo)

The XB-1 aircraft sits in the hanger during the Demonstrator official unveiling at Boom Technologies on November 15, 2016 in Englewood, Colorado. (Photo by Tom Cooper/Getty Images for Boom Technology)

A view of the XB-1 Supersonic Demonstrator at the official unveiling at the Boom Technologies hanger on November 15, 2016 in Englewood, Colorado. (Photo by Tom Cooper/Getty Images for Boom Technology)

The Iraqi army fires a 155mm shell towards Islamic State militant positions in Mosul, from the village of Ali Rash, east of Mosul, Iraq, Tuesday, November 15, 2016. Iraq launched a major offensive last month to drive IS out of the northern city, the country's second largest, which is still home to more than 1 million civilians. (Photo by Hussein Malla/AP Photo)

The leather cap of Captain Charles Lindbergh is pictured at the Drouot aucton house, Wednesday, November 16, 2016 in Paris. Lindbergh wore the aviation cap during his famous 33-hour transatlantic flight in 1927 from New York to Paris. Drouot's Wednesday sale is expected to fetch around $64 000-86 000. (Photo by Christophe Ena/AP Photo)

France’s first female astronaut Claudie Haignere attends Opening Of The New Session Dedicated To The Space At “Museo Nazionale Scienza E Tecnologia Leonardo Da Vinci” on October 28, 2014 in Milan, Italy. Claudie Haigneré, 59, reportedly had to “be restrained” after yelling the eerie caution prior to her falling into a coma from an overdose of sleeping pills. A six minute YouTube conspiracy film by UFOmania has resurfaced this week examining her story. It has been viewed nearly a million times. In 1993 esteemed scientist Claudie was a back-up crew member for the 1993 Mir Altaïr mission, which included her future husband Jean-Pierre Haigneré. She made it to the Mir space station in 1996 as part of the Russian-French Cassiopée mission and in 2001 became the first European woman to visit the International Space Station. (Photo by Jacopo Raule/Getty Images)

An Orthodox priest conducts a blessing service in front of the Soyuz FG rocket at the Russian leased Baikonur cosmodrome, Kazakhstan, Wednesday, November 16, 2016. The start of the new Soyuz mission to the International Space Station (ISS) is scheduled on early Friday, Nov. 18. (Photo by Dmitri Lovetsky/AP Photo)

The Sherwood Warriors celebrate as they beat the Arundel Wildcats 25-20, 9-25, 21-25, 25-22, 15-13 to advance to the Maryland 4A state finals November, 16, 2016 in College Park, MD. (Photo by Katherine Frey/The Washington Post)

Chrissy Teigen and Belgian Chef Bart Vandaele join Stella Artois to toast to a season of extraordinary hosting at the “King's Feast” on November 15, 2016 in New York City. (Photo by Craig Barritt/Getty Images for Stella Artois)